Afai e popole i le mamafa, fa'aleagaina, fa'aletonu i luga, ma\/po'o tau lafoa'i o le vial tioata, o le vial e gaosia mai le polypropylene o se mea e sui ai le iloiloga. O faʻamanuiaga o mea polypropylene e aofia ai le maualalo o fua faʻatatau, fetaui ma le tele o solvents, lelei mo le galue ma polotini, lelei mo talosaga chromatography ion, lelei mo le teuina o faʻataʻitaʻiga pH-maaleale, ma faʻaumatia le manaʻomia mo faʻaofi i le taimi o microsampling.
